vm/flow_graph_compiler_x64.cc - Issue 10383147: Fix issue with stack layout assumption going wrong when a dart function has optional parameters and…

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Unified Diff: vm/flow_graph_compiler_x64.cc

Issue 10383147: Fix issue with stack layout assumption going wrong when a dart function has optional parameters and… (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/runtime/

Patch Set: Created 8 years, 7 months ago

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Index: vm/flow_graph_compiler_x64.cc

===================================================================

--- vm/flow_graph_compiler_x64.cc (revision 7667)

+++ vm/flow_graph_compiler_x64.cc (working copy)

@@ -1428,6 +1428,12 @@

__ j(EQUAL, &all_arguments_processed, Assembler::kNearJump);

__ Bind(&wrong_num_arguments);

+ if (StackSize() != 0) {

+ // We need to unwind the space we reserved for locals and copied parmeters.

+ // The NoSuchMethodFunction stub does not expect to see that area on the

+ // stack.

+ __ addq(RSP, Immediate(StackSize() * kWordSize));

+ }

if (function.IsClosureFunction()) {

GenerateCallRuntime(AstNode::kNoId,

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