tor-browser

commit 14e68309490212624913c7b8acbbae1ac058382d
parent 492000b51e307a6017fbaea792e41730aa31ef3e
Author: Hannes Verschore <hv1989@gmail.com>
Date:   Fri, 19 Dec 2025 19:14:22 +0000

Bug 2007094: Make sure we only use CACHEIR_SPEW functions if available r=iain

Differential Revision: https://phabricator.services.mozilla.com/D277162

Diffstat:
M
js/src/jit/StubFolding.cpp
 | 
13
++++++++-----

1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/js/src/jit/StubFolding.cpp b/js/src/jit/StubFolding.cpp
@@ -113,10 +113,11 @@ static bool TryFoldingGuardShapes(JSContext* cx, ICFallbackStub* fallback,
     uint32_t i = 0;
     for (ICCacheIRStub* stub = firstStub; stub; stub = stub->nextCacheIR()) {
       printer.printf("- stub %d (enteredCount: %d)\n", i, stub->enteredCount());
-      ICCacheIRStub* cache_stub = stub->toCacheIRStub();
 
-      CacheIRReader reader(cache_stub->stubInfo());
+#  ifdef JS_CACHEIR_SPEW
+      ICCacheIRStub* cache_stub = stub->toCacheIRStub();
       SpewCacheIROps(printer, "  ", cache_stub->stubInfo());
+#  endif
       i++;
     }
   }
@@ -422,12 +423,14 @@ static bool TryFoldingGuardShapes(JSContext* cx, ICFallbackStub* fallback,
 #ifdef JS_JITSPEW
   if (JitSpewEnabled(JitSpew_StubFoldingDetails)) {
     ICStub* newEntryStub = icEntry->firstStub();
-    ICCacheIRStub* newStub = newEntryStub->toCacheIRStub();
 
     Fprinter& printer(JitSpewPrinter());
-    printer.printf("- stub 0 (enteredCount: %d)\n", newStub->enteredCount());
-    CacheIRReader reader(newStub->stubInfo());
+    printer.printf("- stub 0 (enteredCount: %d)\n",
+                   newEntryStub->enteredCount());
+#  ifdef JS_CACHEIR_SPEW
+    ICCacheIRStub* newStub = newEntryStub->toCacheIRStub();
     SpewCacheIROps(printer, "  ", newStub->stubInfo());
+#  endif
   }
 #endif