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| author | Peter Klausler <pklausler@nvidia.com> | 2025-04-09 12:30:05 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-04-09 12:30:05 -0700 |
| commit | be133ff4c44060e18a9c8a5e55c32d242007c8d1 (patch) | |
| tree | a9b845b66a102f27822efefc904e93bafcaaed09 /flang/lib/Parser/token-sequence.cpp | |
| parent | b92f4d4c3315e4632a2e6fc425583e07d57234ca (diff) | |
| download | llvm-be133ff4c44060e18a9c8a5e55c32d242007c8d1.zip llvm-be133ff4c44060e18a9c8a5e55c32d242007c8d1.tar.gz llvm-be133ff4c44060e18a9c8a5e55c32d242007c8d1.tar.bz2 | |
[flang] Fix preprocessor regression (#134405)
For numeric kind suffixes like 1_foo, the preprocessor should be able to
perform macro replacement for macros named either "_foo" or "foo".
Fixes https://github.com/llvm/llvm-project/issues/133399.
Diffstat (limited to 'flang/lib/Parser/token-sequence.cpp')
| -rw-r--r-- | flang/lib/Parser/token-sequence.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/flang/lib/Parser/token-sequence.cpp b/flang/lib/Parser/token-sequence.cpp index fb1ea59..c0655f6 100644 --- a/flang/lib/Parser/token-sequence.cpp +++ b/flang/lib/Parser/token-sequence.cpp @@ -187,7 +187,7 @@ TokenSequence &TokenSequence::ToLowerCase() { } else if (*p == 'h' || *p == 'H') { // Hollerith *p = 'h'; - } else if (*p == '_') { + } else if (*p == '_' && p + 1 < limit && (p[1] == '"' || p[1] == '\'')) { // kind-prefixed character literal (e.g., 1_"ABC") } else { // exponent |