| ; RUN: opt -passes=globalopt -S < %s | FileCheck %s |
| ; RUN: opt -passes=globalopt -S < %s | FileCheck %s |
| |
| %s = type { i32 } |
| @g = internal global %s* null, align 8 |
| |
| ; Test code pattern for: |
| ; class s { int a; s() { a = 1;} }; |
| ; g = new s(); |
| ; |
| |
| define internal void @f() { |
| ; CHECK-LABEL: @f( |
| ; CHECK-NEXT: ret void |
| ; |
| %1 = tail call i8* @_Znwm(i64 4) |
| %2 = bitcast i8* %1 to %s* |
| %3 = getelementptr inbounds %s, %s* %2, i64 0, i32 0 |
| store i32 1, i32* %3, align 4 |
| store i8* %1, i8** bitcast (%s** @g to i8**), align 8 |
| ret void |
| } |
| |
| define dso_local signext i32 @main() { |
| ; CHECK-LABEL: @main( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call fastcc void @f() |
| ; CHECK-NEXT: ret i32 1 |
| ; |
| entry: |
| call void @f() |
| %0 = load %s*, %s** @g, align 4 |
| %1 = getelementptr inbounds %s, %s* %0, i64 0, i32 0 |
| %2 = load i32, i32* %1, align 4 |
| ret i32 %2 |
| } |
| |
| declare nonnull i8* @_Znwm(i64) |
| |
| declare signext i32 @printf(i8*, ...) |
| |