Mercurial > hg > CbC > CbC_llvm
view test/Transforms/SafeStack/invoke.ll @ 100:7d135dc70f03 LLVM 3.9
LLVM 3.9
author | Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp> |
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date | Tue, 26 Jan 2016 22:53:40 +0900 |
parents | afa8332a0e37 |
children |
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; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s ; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 ; Addr-of a variable passed into an invoke instruction. ; safestack attribute ; Requires protector and stack restore after landing pad. define i32 @foo() uwtable safestack personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { entry: ; CHECK: %[[SP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr ; CHECK: %[[STATICTOP:.*]] = getelementptr i8, i8* %[[SP]], i32 -16 %a = alloca i32, align 4 %exn.slot = alloca i8* %ehselector.slot = alloca i32 store i32 0, i32* %a, align 4 invoke void @_Z3exceptPi(i32* %a) to label %invoke.cont unwind label %lpad invoke.cont: ret i32 0 lpad: ; CHECK: landingpad ; CHECK-NEXT: catch %0 = landingpad { i8*, i32 } catch i8* null ; CHECK-NEXT: store i8* %[[STATICTOP]], i8** @__safestack_unsafe_stack_ptr ret i32 0 } declare void @_Z3exceptPi(i32*) declare i32 @__gxx_personality_v0(...)