[PATCH] D58267: [hwasan] Fix unsymbolized stack history printing.
Evgenii Stepanov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 15 10:38:15 PST 2019
This revision was automatically updated to reflect the committed changes.
Closed by commit rL354157: Fix unsymbolized stack history printing. (authored by eugenis, committed by ).
Herald added a subscriber: delcypher.
Changed prior to commit:
https://reviews.llvm.org/D58267?vs=186953&id=187042#toc
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D58267/new/
https://reviews.llvm.org/D58267
Files:
compiler-rt/trunk/lib/hwasan/hwasan_report.cc
compiler-rt/trunk/test/hwasan/TestCases/stack-uar.c
Index: compiler-rt/trunk/test/hwasan/TestCases/stack-uar.c
===================================================================
--- compiler-rt/trunk/test/hwasan/TestCases/stack-uar.c
+++ compiler-rt/trunk/test/hwasan/TestCases/stack-uar.c
@@ -1,5 +1,6 @@
// Tests use-after-return detection and reporting.
// RUN: %clang_hwasan -O0 -fno-discard-value-names %s -o %t && not %run %t 2>&1 | FileCheck %s
+// RUN: %clang_hwasan -O0 -fno-discard-value-names %s -o %t && not %env_hwasan_opts=symbolize=0 %run %t 2>&1 | FileCheck %s --check-prefix=NOSYM
// REQUIRES: stable-runtime
@@ -37,5 +38,9 @@
// CHECK: buggy
// CHECK: 4096 zzz
+ // NOSYM: Previously allocated frames:
+ // NOSYM-NEXT: sp: 0x{{.*}} #0 0x{{.*}} ({{.*}}/stack-uar.c.tmp+0x{{.*}}){{$}}
+ // NOSYM-NEXT: 16 CCC;
+
// CHECK: SUMMARY: HWAddressSanitizer: tag-mismatch {{.*}} in main
}
Index: compiler-rt/trunk/lib/hwasan/hwasan_report.cc
===================================================================
--- compiler-rt/trunk/lib/hwasan/hwasan_report.cc
+++ compiler-rt/trunk/lib/hwasan/hwasan_report.cc
@@ -252,8 +252,8 @@
uptr pc_mask = (1ULL << 48) - 1;
uptr pc = record & pc_mask;
if (SymbolizedStack *frame = Symbolizer::GetOrInit()->SymbolizePC(pc)) {
- frame_desc.append(" sp: 0x%zx pc: %p ", sp, pc);
- RenderFrame(&frame_desc, "in %f %s:%l\n", 0, frame->info,
+ frame_desc.append(" sp: 0x%zx ", sp);
+ RenderFrame(&frame_desc, "#%n %p %F %L\n", 0, frame->info,
common_flags()->symbolize_vs_style,
common_flags()->strip_path_prefix);
frame->ClearAll();
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