178 lines
9.2 KiB
LLVM
178 lines
9.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
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; Don't constant-propagate byval pointers, since they are not pointers!
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; PR5038
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%struct.MYstr = type { i8, i32 }
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@mystr = internal global %struct.MYstr zeroinitializer ; <%struct.MYstr*> [#uses=3]
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declare void @use(i8)
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;.
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; CHECK: @[[MYSTR:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_MYSTR:%.*]] zeroinitializer
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;.
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define internal void @vfu1(%struct.MYstr* byval(%struct.MYstr) align 4 %u) nounwind {
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; CHECK: Function Attrs: nounwind
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; CHECK-LABEL: define {{[^@]+}}@vfu1
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; CHECK-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
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; CHECK-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
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; CHECK-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
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; CHECK-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i64 0, i32 1
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; CHECK-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
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; CHECK-NEXT: store i32 99, i32* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP3:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0
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; CHECK-NEXT: store i8 97, i8* [[TMP3]], align 4
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; CHECK-NEXT: [[L:%.*]] = load i8, i8* [[TMP3]], align 4
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; CHECK-NEXT: call void @use(i8 [[L]])
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; CHECK-NEXT: br label [[RETURN:%.*]]
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; CHECK: return:
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1]
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store i32 99, i32* %0, align 4
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%1 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1]
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store i8 97, i8* %1, align 4
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%l = load i8, i8* %1
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call void @use(i8 %l)
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br label %return
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return: ; preds = %entry
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ret void
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}
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define internal i32 @vfu2(%struct.MYstr* byval(%struct.MYstr) align 4 %u) nounwind readonly {
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; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(argmem: read)
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; CHECK-LABEL: define {{[^@]+}}@vfu2
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; CHECK-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
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; CHECK-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
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; CHECK-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
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; CHECK-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i64 0, i32 1
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; CHECK-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0
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; CHECK-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 4
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; CHECK-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
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; CHECK-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]]
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; CHECK-NEXT: ret i32 [[TMP7]]
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;
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entry:
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%0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1]
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%1 = load i32, i32* %0
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%2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1]
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%3 = load i8, i8* %2
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%4 = zext i8 %3 to i32
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%5 = add i32 %4, %1
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ret i32 %5
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}
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define i32 @unions() nounwind {
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; TUNIT: Function Attrs: nounwind
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; TUNIT-LABEL: define {{[^@]+}}@unions
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; TUNIT-SAME: () #[[ATTR0]] {
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; TUNIT-NEXT: entry:
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; TUNIT-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8*
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; TUNIT-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8
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; TUNIT-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i64 0, i32 1
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; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8
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; TUNIT-NEXT: call void @vfu1(i8 [[TMP0]], i32 [[TMP1]]) #[[ATTR0]]
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; TUNIT-NEXT: [[MYSTR_CAST1:%.*]] = bitcast %struct.MYstr* @mystr to i8*
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; TUNIT-NEXT: [[TMP2:%.*]] = load i8, i8* [[MYSTR_CAST1]], align 8
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; TUNIT-NEXT: [[MYSTR_0_12:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i64 0, i32 1
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; TUNIT-NEXT: [[TMP3:%.*]] = load i32, i32* [[MYSTR_0_12]], align 8
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; TUNIT-NEXT: [[RESULT:%.*]] = call i32 @vfu2(i8 [[TMP2]], i32 [[TMP3]]) #[[ATTR0]]
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; TUNIT-NEXT: ret i32 [[RESULT]]
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;
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; CGSCC: Function Attrs: nounwind
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; CGSCC-LABEL: define {{[^@]+}}@unions
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; CGSCC-SAME: () #[[ATTR0]] {
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; CGSCC-NEXT: entry:
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; CGSCC-NEXT: [[TMP0:%.*]] = load i8, i8* getelementptr inbounds ([[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i32 0, i32 0), align 8
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; CGSCC-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i64 0, i32 1
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; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8
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; CGSCC-NEXT: call void @vfu1(i8 [[TMP0]], i32 [[TMP1]]) #[[ATTR0]]
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; CGSCC-NEXT: [[TMP2:%.*]] = load i8, i8* getelementptr inbounds ([[STRUCT_MYSTR]], %struct.MYstr* @mystr, i32 0, i32 0), align 8
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; CGSCC-NEXT: [[MYSTR_0_12:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i64 0, i32 1
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; CGSCC-NEXT: [[TMP3:%.*]] = load i32, i32* [[MYSTR_0_12]], align 8
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; CGSCC-NEXT: [[RESULT:%.*]] = call i32 @vfu2(i8 [[TMP2]], i32 [[TMP3]]) #[[ATTR0]]
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; CGSCC-NEXT: ret i32 [[RESULT]]
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;
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entry:
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call void @vfu1(%struct.MYstr* byval(%struct.MYstr) align 4 @mystr) nounwind
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%result = call i32 @vfu2(%struct.MYstr* byval(%struct.MYstr) align 4 @mystr) nounwind
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ret i32 %result
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}
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define internal i32 @vfu2_v2(%struct.MYstr* byval(%struct.MYstr) align 4 %u) nounwind readonly {
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; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(argmem: read)
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; CHECK-LABEL: define {{[^@]+}}@vfu2_v2
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; CHECK-SAME: (i8 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR1]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[U_PRIV:%.*]] = alloca [[STRUCT_MYSTR:%.*]], align 8
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; CHECK-NEXT: [[U_PRIV_CAST:%.*]] = bitcast %struct.MYstr* [[U_PRIV]] to i8*
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; CHECK-NEXT: store i8 [[TMP0]], i8* [[U_PRIV_CAST]], align 1
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; CHECK-NEXT: [[U_PRIV_0_1:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i64 0, i32 1
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; CHECK-NEXT: store i32 [[TMP1]], i32* [[U_PRIV_0_1]], align 4
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; CHECK-NEXT: [[Z:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
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; CHECK-NEXT: store i32 99, i32* [[Z]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* [[U_PRIV]], i32 0, i32 0
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; CHECK-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 4
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; CHECK-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
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; CHECK-NEXT: [[TMP7:%.*]] = add i32 [[TMP6]], [[TMP3]]
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; CHECK-NEXT: ret i32 [[TMP7]]
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;
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entry:
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%z = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1
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store i32 99, i32* %z, align 4
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%0 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 1 ; <i32*> [#uses=1]
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%1 = load i32, i32* %0
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%2 = getelementptr %struct.MYstr, %struct.MYstr* %u, i32 0, i32 0 ; <i8*> [#uses=1]
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%3 = load i8, i8* %2
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%4 = zext i8 %3 to i32
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%5 = add i32 %4, %1
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ret i32 %5
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}
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define i32 @unions_v2() nounwind {
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; TUNIT: Function Attrs: nounwind
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; TUNIT-LABEL: define {{[^@]+}}@unions_v2
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; TUNIT-SAME: () #[[ATTR0]] {
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; TUNIT-NEXT: entry:
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; TUNIT-NEXT: [[MYSTR_CAST:%.*]] = bitcast %struct.MYstr* @mystr to i8*
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; TUNIT-NEXT: [[TMP0:%.*]] = load i8, i8* [[MYSTR_CAST]], align 8
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; TUNIT-NEXT: [[MYSTR_0_1:%.*]] = getelementptr [[STRUCT_MYSTR:%.*]], %struct.MYstr* @mystr, i64 0, i32 1
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; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* [[MYSTR_0_1]], align 8
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; TUNIT-NEXT: call void @vfu1(i8 [[TMP0]], i32 [[TMP1]]) #[[ATTR0]]
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; TUNIT-NEXT: [[MYSTR_CAST1:%.*]] = bitcast %struct.MYstr* @mystr to i8*
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; TUNIT-NEXT: [[TMP2:%.*]] = load i8, i8* [[MYSTR_CAST1]], align 8
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; TUNIT-NEXT: [[MYSTR_0_12:%.*]] = getelementptr [[STRUCT_MYSTR]], %struct.MYstr* @mystr, i64 0, i32 1
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; TUNIT-NEXT: [[TMP3:%.*]] = load i32, i32* [[MYSTR_0_12]], align 8
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; TUNIT-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 [[TMP2]], i32 [[TMP3]]) #[[ATTR0]]
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; TUNIT-NEXT: ret i32 [[RESULT]]
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;
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; CGSCC: Function Attrs: nounwind
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; CGSCC-LABEL: define {{[^@]+}}@unions_v2
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; CGSCC-SAME: () #[[ATTR0]] {
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; CGSCC-NEXT: entry:
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; CGSCC-NEXT: call void @vfu1(i8 noundef 0, i32 noundef 0) #[[ATTR0]]
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; CGSCC-NEXT: [[RESULT:%.*]] = call i32 @vfu2_v2(i8 noundef 0, i32 noundef 0) #[[ATTR0]]
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; CGSCC-NEXT: ret i32 [[RESULT]]
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;
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entry:
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call void @vfu1(%struct.MYstr* byval(%struct.MYstr) align 4 @mystr) nounwind
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%result = call i32 @vfu2_v2(%struct.MYstr* byval(%struct.MYstr) align 4 @mystr) nounwind
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ret i32 %result
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}
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;.
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; CHECK: attributes #[[ATTR0]] = { nounwind }
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; CHECK: attributes #[[ATTR1]] = { nofree norecurse nosync nounwind willreturn memory(argmem: read) }
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;.
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