1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 19:23:23 +01:00
llvm-mirror/test/CodeGen/Inputs/stack-guard-reassign.ll
Francis Visoiu Mistrih 652b9873ed [CodeGen] Add stack protector tests where the guard gets re-assigned
In preparation of a fix, add tests for multiple backends.

llvm-svn: 366370
2019-07-17 20:46:16 +00:00

22 lines
752 B
LLVM

define i32 @fn(i8* %str) #0 {
entry:
%str.addr = alloca i8*, align 4
%buffer = alloca [65536 x i8], align 1
store i8* %str, i8** %str.addr, align 4
%arraydecay = getelementptr inbounds [65536 x i8], [65536 x i8]* %buffer, i32 0, i32 0
%0 = load i8*, i8** %str.addr, align 4
%call = call i8* @strcpy(i8* %arraydecay, i8* %0)
%arraydecay1 = getelementptr inbounds [65536 x i8], [65536 x i8]* %buffer, i32 0, i32 0
%call2 = call i32 @puts(i8* %arraydecay1)
%arrayidx = getelementptr inbounds [65536 x i8], [65536 x i8]* %buffer, i32 0, i32 65535
%1 = load i8, i8* %arrayidx, align 1
%conv = zext i8 %1 to i32
ret i32 %conv
}
declare i8* @strcpy(i8*, i8*)
declare i32 @puts(i8*)
attributes #0 = { noinline nounwind optnone ssp }