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document -f[no-]sanitize-recover=all and mention it in warning messages 

llvm-svn: 268540
This commit is contained in:
Kostya Serebryany 2016-05-04 20:21:47 +00:00
parent bcb95cd0ed
commit ceb1add630
3 changed files with 7 additions and 4 deletions
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1
clang/docs/UsersManual.rst
View File

@ -985,6 +985,7 @@ are listed below.
program.
**-f[no-]sanitize-recover=check1,check2,...**
**-f[no-]sanitize-recover=all**
Controls which checks enabled by ``-fsanitize=`` flag are non-fatal.
If the check is fatal, program will halt after the first error

6
clang/lib/Driver/SanitizerArgs.cpp
View File

@ -340,11 +340,13 @@ SanitizerArgs::SanitizerArgs(const ToolChain &TC,
for (const auto *Arg : Args) {
const char *DeprecatedReplacement = nullptr;
if (Arg->getOption().matches(options::OPT_fsanitize_recover)) {
DeprecatedReplacement = "-fsanitize-recover=undefined,integer";
DeprecatedReplacement =
"-fsanitize-recover=undefined,integer' or '-fsanitize-recover=all";
RecoverableKinds |= expandSanitizerGroups(LegacyFsanitizeRecoverMask);
Arg->claim();
} else if (Arg->getOption().matches(options::OPT_fno_sanitize_recover)) {
DeprecatedReplacement = "-fno-sanitize-recover=undefined,integer";
DeprecatedReplacement = "-fno-sanitize-recover=undefined,integer' or "
"'-fno-sanitize-recover=all";
RecoverableKinds &= ~expandSanitizerGroups(LegacyFsanitizeRecoverMask);
Arg->claim();
} else if (Arg->getOption().matches(options::OPT_fsanitize_recover_EQ)) {

4
clang/test/Driver/fsanitize.c
View File

@ -196,8 +196,8 @@
// CHECK-DIAG-RECOVER: unsupported argument 'unreachable' to option 'fsanitize-recover='
// RUN: %clang -target x86_64-linux-gnu %s -fsanitize=undefined -fsanitize-recover -fno-sanitize-recover -### 2>&1 | FileCheck %s --check-prefix=CHECK-DEPRECATED-RECOVER
// CHECK-DEPRECATED-RECOVER: argument '-fsanitize-recover' is deprecated, use '-fsanitize-recover=undefined,integer' instead
// CHECK-DEPRECATED-RECOVER: argument '-fno-sanitize-recover' is deprecated, use '-fno-sanitize-recover=undefined,integer' instead
// CHECK-DEPRECATED-RECOVER: argument '-fsanitize-recover' is deprecated, use '-fsanitize-recover=undefined,integer' or '-fsanitize-recover=all' instead
// CHECK-DEPRECATED-RECOVER: argument '-fno-sanitize-recover' is deprecated, use '-fno-sanitize-recover=undefined,integer' or '-fno-sanitize-recover=all' instead
// CHECK-DEPRECATED-RECOVER-NOT: is deprecated
// RUN: %clang -target x86_64-linux-gnu -fsanitize=leak %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SANL