new file mode 100644
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testApplyAtJoinPoint.js
@@ -0,0 +1,12 @@
+var isTrue = true;
+
+function g(x) {
+    return x;
+}
+
+function f() {
+    return g.apply(null, isTrue ? ["happy"] : arguments);
+}
+
+for (var i = 0; i < HOTLOOP + 10; ++i)
+    assertEq(f("sad"), "happy");

--- a/js/src/methodjit/Compiler.cpp
+++ b/js/src/methodjit/Compiler.cpp
@@ -2469,16 +2469,17 @@ mjit::Compiler::checkCallApplySpeculatio
 /* This predicate must be called before the current op mutates the FrameState. */
 bool
 mjit::Compiler::canUseApplyTricks()
 {
     JS_ASSERT(*PC == JSOP_ARGUMENTS);
     jsbytecode *nextpc = PC + JSOP_ARGUMENTS_LENGTH;
     return *nextpc == JSOP_FUNAPPLY &&
            IsLowerableFunCallOrApply(nextpc) &&
+           !analysis->jumpTarget(nextpc) &&
            !debugMode();
 }
 
 /* See MonoIC.cpp, CallCompiler for more information on call ICs. */
 void
 mjit::Compiler::inlineCallHelper(uint32 callImmArgc, bool callingNew)
 {
     /* Check for interrupts on function call */