707619 - Crash in TOutputESSL::writeVariablePrecision

Status: RESOLVED DUPLICATE of bug 684863

(Core :: Graphics, defect)

Description

[Scoobidiver (away)]

It's #13 top crasher in Fennec 11.0a1.
It first appeared in 10.0a1/20110928. The regression range might be:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=1f800c226837&tochange=7f4867717226

The stack trace looks like:
Frame 	Module 	Signature [Expand] 	Source
0 	libc.so 	libc.so@0x135a8 	
1 	libc.so 	libc.so@0x14747 	
2 	libstdc++.so 	_ZdlPv 	
3 	libxul.so 	TOutputESSL::writeVariablePrecision 	_new.h:135
4 	libxul.so 	TOutputGLSLBase::writeVariableType 	gfx/angle/src/compiler/OutputGLSLBase.cpp:123
5 	libxul.so 	TOutputGLSLBase::visitAggregate 	gfx/angle/src/compiler/OutputGLSLBase.cpp:540
6 	libxul.so 	TIntermAggregate::traverse 	gfx/angle/src/compiler/IntermTraverse.cpp:135
7 	libxul.so 	TOutputGLSLBase::visitAggregate 	gfx/angle/src/compiler/OutputGLSLBase.cpp:454
8 	libxul.so 	TIntermAggregate::traverse 	gfx/angle/src/compiler/IntermTraverse.cpp:135
9 	libxul.so 	TranslatorESSL::translate 	gfx/angle/src/compiler/TranslatorESSL.cpp:27
10 	libxul.so 	TCompiler::compile 	gfx/angle/src/compiler/Compiler.cpp:182
11 	libxul.so 	ShCompile 	gfx/angle/src/compiler/ShaderLang.cpp:186
12 	libxul.so 	mozilla::WebGLContext::CompileShader 	content/canvas/src/WebGLContextGL.cpp:4486
13 	libxul.so 	nsIDOMWebGLRenderingContext_CompileShader 	obj-firefox/js/xpconnect/src/dom_quickstubs.cpp:23849
14 	libxul.so 	js::InvokeKernel 	js/src/jscntxtinlines.h:297
15 	libxul.so 	js::Interpret 	js/src/jsinterp.cpp:3729
16 	libxul.so 	js::RunScript 	js/src/jsinterp.cpp:580
17 	libxul.so 	js::Invoke 	js/src/jsinterp.cpp:643
18 	libxul.so 	JS_CallFunctionValue 	js/src/jsapi.cpp:5186

More crash reports at:
https://crash-stats.mozilla.com/report/list?range_value=30&range_unit=days&signature=_ZdlPv