| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -passes=globalopt -S < %s | FileCheck %s |
| ; RUN: opt -passes=globalopt -S < %s | FileCheck %s |
| |
| @g = internal global i32* null, align 8 |
| |
| define signext i32 @f() local_unnamed_addr { |
| ; CHECK-LABEL: @f( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call void @f1() |
| ; CHECK-NEXT: store i32 1, i32* @g.body, align 4 |
| ; CHECK-NEXT: call void @f1() |
| ; CHECK-NEXT: store i8 2, i8* bitcast (i32* @g.body to i8*), align 4 |
| ; CHECK-NEXT: ret i32 1 |
| ; |
| entry: |
| %call = call i8* @malloc(i64 4) |
| %b = bitcast i8* %call to i32* |
| store i32* %b, i32** @g, align 8 |
| call void @f1() |
| %0 = load i32*, i32** @g, align 8 |
| store i32 1, i32* %0, align 4 |
| call void @f1() |
| %1 = load i8*, i8** bitcast (i32** @g to i8**), align 8 |
| store i8 2, i8* %1, align 4 |
| ret i32 1 |
| } |
| |
| define signext i32 @main() { |
| ; CHECK-LABEL: @main( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL:%.*]] = call signext i32 @f() |
| ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @g.body, align 4 |
| ; CHECK-NEXT: ret i32 [[TMP0]] |
| ; |
| entry: |
| %call = call signext i32 @f() |
| %0 = load i32*, i32** @g, align 8 |
| %1 = load i32, i32* %0, align 4 |
| ret i32 %1 |
| } |
| |
| declare noalias align 16 i8* @malloc(i64) |
| declare void @f1() |