[Wasm64] Fix PostEmscripten::optimizeExceptions on invokes with an i64 argument (#6074)

In wasm64, function pointers are 64-bit like all pointers.

fixes #6073

1 files changed, 1 insertions, 1 deletions

diff --git a/src/passes/PostEmscripten.cpp b/src/passes/PostEmscripten.cpp
index 39bc3e889..6dc32eaa8 100644
--- a/src/passes/PostEmscripten.cpp
+++ b/src/passes/PostEmscripten.cpp
@@ -317,7 +317,7 @@ struct PostEmscripten : public Pass {
         // The first operand is the function pointer index, which must be
         // constant if we are to optimize it statically.
         if (auto* index = curr->operands[0]->dynCast<Const>()) {
-          size_t indexValue = index->value.geti32();
+          size_t indexValue = index->value.getInteger();
           if (indexValue >= flatTable.names.size()) {
             // UB can lead to indirect calls to invalid pointers.
             return;