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7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
26 lines
941 B
LLVM
26 lines
941 B
LLVM
; Test that AddressSanitizer instruments "(*a)++" only once.
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; RUN: opt < %s -asan -asan-module -S -asan-opt=1 | FileCheck %s -check-prefix=OPT1
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; RUN: opt < %s -asan -asan-module -S -asan-opt=0 | FileCheck %s -check-prefix=OPT0
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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define void @IncrementMe(i32* %a) sanitize_address {
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entry:
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%tmp1 = load i32, i32* %a, align 4
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%tmp2 = add i32 %tmp1, 1
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store i32 %tmp2, i32* %a, align 4
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ret void
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}
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; With optimizations enabled we should see only one call to __asan_report_*
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; OPT1: IncrementMe
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; OPT1: __asan_report_
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; OPT1-NOT: __asan_report_
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; OPT1: asan.module_ctor
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; Without optimizations we should see two calls to __asan_report_*
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; OPT0: IncrementMe
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; OPT0: __asan_report_
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; OPT0: __asan_report_
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; OPT0: asan.module_ctor
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