HLSL: fix preprocessor concatenation behaviour.

Fix #772.
2017-08-24 08:28:57 +02:00 · 2017-08-24 08:28:57 +02:00 · eb71cdd5bb
commit eb71cdd5bb
parent 82e95a3aa5
6 changed files with 580 additions and 0 deletions
--- a/glslang/MachineIndependent/preprocessor/Pp.cpp
+++ b/glslang/MachineIndependent/preprocessor/Pp.cpp
@ -1068,6 +1068,10 @@ int TPpContext::tMacroInput::scan(TPpToken* ppToken)
        pasting = true;
    }

+    // HLSL does expand macros before concatenation
+    if (pasting && pp->parseContext.isReadingHLSL())
+        pasting = false;
+
    // TODO: preprocessor:  properly handle whitespace (or lack of it) between tokens when expanding
    if (token == PpAtomIdentifier) {
        int i;