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authorserge-sans-paille <sguelton@mozilla.com>2022-12-12 17:02:15 +0100
committerserge-sans-paille <sguelton@mozilla.com>2022-12-23 10:31:47 +0100
commit719d98dfa841c522d8d452f0685e503538415a53 (patch)
tree6f5a3cd17dfb2f7d5c0ac34b552b693065b9b31b /lld/COFF
parenta4e3457fb752d675c58fb14a3d8ed03fe218b6b0 (diff)
downloadllvm-719d98dfa841c522d8d452f0685e503538415a53.tar.gz
[clang] Use a StringRef instead of a raw char pointer to store builtin and call information
This avoids recomputing string length that is already known at compile time. It has a slight impact on preprocessing / compile time, see https://llvm-compile-time-tracker.com/compare.php?from=3f36d2d579d8b0e8824d9dd99bfa79f456858f88&to=e49640c507ddc6615b5e503144301c8e41f8f434&stat=instructions:u Differential Revision: https://reviews.llvm.org/D139881
Diffstat (limited to 'lld/COFF')
-rw-r--r--lld/COFF/DriverUtils.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/lld/COFF/DriverUtils.cpp b/lld/COFF/DriverUtils.cpp
index 26802f8beeb0..9a8d88c38c37 100644
--- a/lld/COFF/DriverUtils.cpp
+++ b/lld/COFF/DriverUtils.cpp
@@ -772,12 +772,13 @@ MemoryBufferRef convertResToCOFF(ArrayRef<MemoryBufferRef> mbs,
// Create OptTable
// Create prefix string literals used in Options.td
-#define PREFIX(NAME, VALUE) const char *const NAME[] = VALUE;
+#define PREFIX(NAME, VALUE) \
+ static constexpr std::initializer_list<llvm::StringLiteral> NAME = VALUE;
#include "Options.inc"
#undef PREFIX
// Create table mapping all options defined in Options.td
-static constexpr llvm::opt::OptTable::Info infoTable[] = {
+static constexpr std::initializer_list<llvm::opt::OptTable::Info> infoTable = {
#define OPTION(X1, X2, ID, KIND, GROUP, ALIAS, X7, X8, X9, X10, X11, X12) \
{X1, X2, X10, X11, OPT_##ID, llvm::opt::Option::KIND##Class, \
X9, X8, OPT_##GROUP, OPT_##ALIAS, X7, X12},