Changeset 39034 in webkit for trunk/JavaScriptCore/JavaScriptCore.pri

Timestamp:

Dec 5, 2008, 9:23:08 AM (16 years ago)

Author:

Simon Hausmann

Message:

2008-12-05 Simon Hausmann <​[email protected]>

Rubber-stamped by Tor Arne Vestbø.

Disable the JIT for the Qt build alltogether again, after observing
more miscompilations in a wider range of newer gcc versions.

File:

• trunk/JavaScriptCore/JavaScriptCore.pri (modified) (1 diff)

trunk/JavaScriptCore/JavaScriptCore.pri

@@ -13 +13 @@
 
 
-CONFIG(release):isEqual(QT_ARCH,i386) {
-     JIT_DEFINES = ENABLE_JIT ENABLE_WREC ENABLE_JIT_OPTIMIZE_CALL ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS ENABLE_JIT_OPTIMIZE_ARITHMETIC
-     # gcc <= 4.1 is known to miscompile, so require >= 4.2, written as major > 3 and minor > 1
-     linux-g++*:greaterThan(QT_GCC_MAJOR_VERSION,3):greaterThan(QT_GCC_MINOR_VERSION,1) {
-         DEFINES += $$JIT_DEFINES
-         SOURCES += wtf/TCSystemAlloc.cpp
-         DEFINES -= USE_SYSTEM_MALLOC
-     }
-     win32-msvc* {
-         DEFINES += $$JIT_DEFINES
-     }
-}
+# Disable the JIT due to numerous observed miscompilations :(
+#CONFIG(release):isEqual(QT_ARCH,i386) {
+#     JIT_DEFINES = ENABLE_JIT ENABLE_WREC ENABLE_JIT_OPTIMIZE_CALL ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS ENABLE_JIT_OPTIMIZE_ARITHMETIC
+#     # gcc <= 4.1 is known to miscompile, so require >= 4.2, written as major > 3 and minor > 1
+#     linux-g++*:greaterThan(QT_GCC_MAJOR_VERSION,3):greaterThan(QT_GCC_MINOR_VERSION,1) {
+#         DEFINES += $$JIT_DEFINES
+#         SOURCES += wtf/TCSystemAlloc.cpp
+#         DEFINES -= USE_SYSTEM_MALLOC
+#     }
+#     win32-msvc* {
+#         DEFINES += $$JIT_DEFINES
+#     }
+#}
 
 include(pcre/pcre.pri)