mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 19:23:23 +01:00
384b6bb018
Summary: Place global arrays in comdat sections with their associated functions. This makes sure they are stripped along with the functions they reference, even on the BFD linker. Reviewers: eugenis Reviewed By: eugenis Subscribers: eraman, hiraditya, llvm-commits Differential Revision: https://reviews.llvm.org/D51902 llvm-svn: 342186
41 lines
1.3 KiB
LLVM
41 lines
1.3 KiB
LLVM
; Test -sanitizer-coverage-trace-geps=1
|
|
; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -sanitizer-coverage-trace-geps=1 -S | FileCheck %s
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
define void @gep_1(i32* nocapture %a, i32 %i) {
|
|
entry:
|
|
%idxprom = sext i32 %i to i64
|
|
%arrayidx = getelementptr inbounds i32, i32* %a, i64 %idxprom
|
|
store i32 0, i32* %arrayidx, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: define void @gep_1(i32* nocapture %a, i32 %i)
|
|
; CHECK: call void @__sanitizer_cov_trace_gep(i64 %idxprom)
|
|
; CHECK: ret void
|
|
|
|
|
|
define void @gep_2([1000 x i32]* nocapture %a, i32 %i, i32 %j) {
|
|
entry:
|
|
%idxprom = sext i32 %j to i64
|
|
%idxprom1 = sext i32 %i to i64
|
|
%arrayidx2 = getelementptr inbounds [1000 x i32], [1000 x i32]* %a, i64 %idxprom1, i64 %idxprom
|
|
store i32 0, i32* %arrayidx2, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: define void @gep_2([1000 x i32]* nocapture %a, i32 %i, i32 %j)
|
|
; CHECK: call void @__sanitizer_cov_trace_gep(i64 %idxprom1)
|
|
; CHECK: call void @__sanitizer_cov_trace_gep(i64 %idxprom)
|
|
; CHECK: ret void
|
|
|
|
; Just make sure we don't insturment this one and don't crash
|
|
define void @gep_3(<2 x i8*> %a, i32 %i, i32 %j) {
|
|
entry:
|
|
%0 = getelementptr i8, <2 x i8*> %a, <2 x i64> <i64 8, i64 8>
|
|
ret void
|
|
}
|
|
|