| ; RUN: opt -globalopt -S -o - < %s | FileCheck %s | |
| @glbl = internal global i8* null | |
| define void @test1a() { | |
| ; CHECK-LABEL: @test1a( | |
| ; CHECK-NOT: store | |
| ; CHECK-NEXT: ret void | |
| store i8* null, i8** @glbl | |
| ret void | |
| } | |
| define void @test1b(i8* %p) { | |
| ; CHECK-LABEL: @test1b( | |
| ; CHECK-NEXT: store | |
| ; CHECK-NEXT: ret void | |
| store i8* %p, i8** @glbl | |
| ret void | |
| } | |
| define void @test2() { | |
| ; CHECK-LABEL: @test2( | |
| ; CHECK: alloca i8 | |
| %txt = alloca i8 | |
| call void @foo2(i8* %txt) | |
| %call2 = call i8* @strdup(i8* %txt) | |
| store i8* %call2, i8** @glbl | |
| ret void | |
| } | |
| declare i8* @strdup(i8*) | |
| declare void @foo2(i8*) | |
| define void @test3() uwtable personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0 { | |
| ; CHECK-LABEL: @test3( | |
| ; CHECK-NOT: bb1: | |
| ; CHECK-NOT: bb2: | |
| ; CHECK: invoke | |
| %ptr = invoke i8* @_Znwm(i64 1) | |
| to label %bb1 unwind label %bb2 | |
| bb1: | |
| store i8* %ptr, i8** @glbl | |
| unreachable | |
| bb2: | |
| %tmp1 = landingpad { i8*, i32 } | |
| cleanup | |
| resume { i8*, i32 } %tmp1 | |
| } | |
| declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*) | |
| declare i8* @_Znwm(i64) |