================
@@ -0,0 +1,166 @@
+#include "clang/Parse/ParseHLSLRootSignature.h"
+
+namespace clang {
+namespace hlsl {
+
+// Lexer Definitions
+
+static bool IsNumberChar(char C) {
+ // TODO(#126565): extend for float support exponents
+ return isdigit(C); // integer support
+}
+
+bool RootSignatureLexer::LexNumber(RootSignatureToken &Result) {
+ // Retrieve the possible number
+ StringRef NumSpelling = Buffer.take_while(IsNumberChar);
----------------
llvm-beanz wrote:
If I'm reading this correctly right now if someone writes `1.3` the parser will
break the token at the `.`, call it an integer literal and return `1` for the
value. I assume that's not the expected behavior?
https://github.com/llvm/llvm-project/pull/122981
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