Description of problem:
Load current gcc source distribution as Std-Makefile project into qtcreator.
Add some environment variables to the build configuration. 
Crash does occur while adding those vars, but also simply occur by just starting qtcreator with loaded gcc project and waiting.

Version-Release number of selected component:
qt-creator-3.1.2-1.fc19

Additional info:
reporter:       libreport-2.2.2
backtrace_rating: 4
cmdline:        qtcreator gfortran.creator
crash_function: CPlusPlus::Parser::parsePrimaryExpression
executable:     /usr/bin/qtcreator
kernel:         3.14.8-100.fc19.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 CPlusPlus::Parser::parsePrimaryExpression at ../3rdparty/cplusplus/Parser.cpp:4279
 #1 CPlusPlus::Parser::parseCorePostfixExpression at ../3rdparty/cplusplus/Parser.cpp:4896
 #2 CPlusPlus::Parser::parsePostfixExpression at ../3rdparty/cplusplus/Parser.cpp:4904
 #3 CPlusPlus::Parser::parseUnaryExpression at ../3rdparty/cplusplus/Parser.cpp:5043
 #4 CPlusPlus::Parser::parseCastExpression at ../3rdparty/cplusplus/Parser.cpp:5270
 #5 CPlusPlus::Parser::parseConditionalExpression at ../3rdparty/cplusplus/Parser.cpp:5330
 #6 CPlusPlus::Parser::parseConstantExpression at ../3rdparty/cplusplus/Parser.cpp:5362
 #7 CPlusPlus::Parser::parseLabeledStatement at ../3rdparty/cplusplus/Parser.cpp:3604
 #8 CPlusPlus::Parser::parseStatement at ../3rdparty/cplusplus/Parser.cpp:3115
 #9 CPlusPlus::Parser::parseLabeledStatement at ../3rdparty/cplusplus/Parser.cpp:3606