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Merge changes I6ddb47d7,I3df3d304

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* changes:
  [hwasan] Increase BB to explore for reachability
  [hwasan] Also pass use-after-scope flag in LTO
This commit is contained in:
Treehugger Robot
2023-06-21 21:14:52 +00:00
committed by Gerrit Code Review
parent bf4d727ca9 c746619feb
commit f44ac9efc1
1 changed files with 3 additions and 1 deletions
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4
cc/sanitize.go
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@@ -38,11 +38,11 @@ var (
} }
asanLdflags = []string{"-Wl,-u,__asan_preinit"} asanLdflags = []string{"-Wl,-u,__asan_preinit"}
// DO NOT ADD MLLVM FLAGS HERE! ADD THEM BELOW TO hwasanCommonFlags.
hwasanCflags = []string{ hwasanCflags = []string{
"-fno-omit-frame-pointer", "-fno-omit-frame-pointer",
"-Wno-frame-larger-than=", "-Wno-frame-larger-than=",
"-fsanitize-hwaddress-abi=platform", "-fsanitize-hwaddress-abi=platform",
"-mllvm", "-hwasan-use-after-scope=1",
} }
// ThinLTO performs codegen during link time, thus these flags need to // ThinLTO performs codegen during link time, thus these flags need to
@@ -60,6 +60,8 @@ var (
// GlobalISel is the default at -O0 on aarch64. // GlobalISel is the default at -O0 on aarch64.
"--aarch64-enable-global-isel-at-O=-1", "--aarch64-enable-global-isel-at-O=-1",
"-fast-isel=false", "-fast-isel=false",
"-hwasan-use-after-scope=1",
"-dom-tree-reachability-max-bbs-to-explore=128",
} }
sanitizeIgnorelistPrefix = "-fsanitize-ignorelist=" sanitizeIgnorelistPrefix = "-fsanitize-ignorelist="