[PATCH] D61342: [sanitizer_common] Added 64-bit signed flag parser.

[Mitch Phillips via Phabricator via llvm-commits]

hctim created this revision.
hctim added reviewers: vlad.tsyrklevich, eugenis.
Herald added subscribers: llvm-commits, Sanitizers, kubamracek.
Herald added projects: Sanitizers, LLVM.

Adds a 64-bit signed flag parser for GWP-ASan's use.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D61342

Files:
  compiler-rt/lib/sanitizer_common/sanitizer_flag_parser.h


Index: compiler-rt/lib/sanitizer_common/sanitizer_flag_parser.h
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_flag_parser.h
+++ compiler-rt/lib/sanitizer_common/sanitizer_flag_parser.h
@@ -99,6 +99,15 @@
   return ok;
 }
 
+template <>
+inline bool FlagHandler<s64>::Parse(const char *value) {
+  const char *value_end;
+  *t_ = internal_simple_strtoll(value, &value_end, 10);
+  bool ok = *value_end == 0;
+  if (!ok) Printf("ERROR: Invalid value for s64 option: '%s'\n", value);
+  return ok;
+}
+
 class FlagParser {
   static const int kMaxFlags = 200;
   struct Flag {


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