C++: Support '__builtin_alloca'.

2026-04-27 09:45:15 +02:00 · 2019-12-16 14:19:33 +00:00
parent acca39bfc7
commit 25dc2ad273
1 changed files with 3 additions and 0 deletions
--- a/cpp/ql/src/semmle/code/cpp/models/implementations/Allocation.qll
+++ b/cpp/ql/src/semmle/code/cpp/models/implementations/Allocation.qll
@@ -81,6 +81,9 @@ class MallocAllocationFunction extends AllocationFunction {
        // alloca(size)
        name = "alloca" and sizeArg = 0
        or
+        // __builtin_alloca(size)
+        name = "__builtin_alloca" and sizeArg = 0
+        or
        // kmem_alloc(size, flags)
        name = "kmem_alloc" and sizeArg = 0
        or