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#8051 Add regression test. Issue got fixed before.

This commit is contained in:
Alexander Mai 2017-06-08 19:22:01 +02:00
parent e8d1e4b19d
commit d3e79b71b5
1 changed files with 27 additions and 0 deletions
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27
test/testsimplifytemplate.cpp
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@ -96,6 +96,7 @@ private:
TEST_CASE(template56); // #7117 - const ternary operator simplification as template parameter
TEST_CASE(template57); // #7891
TEST_CASE(template58); // #6021 - use after free (deleted tokens in simplifyCalculations)
TEST_CASE(template59); // #8051 - TemplateSimplifier::simplifyTemplateInstantiation failure
TEST_CASE(template_enum); // #6299 Syntax error in complex enum declaration (including template)
TEST_CASE(template_unhandled);
TEST_CASE(template_default_parameter);
@ -1065,6 +1066,32 @@ private:
ASSERT_EQUALS(exp, tok(code));
}
void template59() { // #8051
const char code[] = "template<int N>\n"
"struct Factorial {\n"
" enum FacHelper { value = N * Factorial<N - 1>::value };\n"
"};\n"
"template <>\n"
"struct Factorial<0> {\n"
" enum FacHelper { value = 1 };\n"
"};\n"
"template<int DiagonalDegree>\n"
"int diagonalGroupTest() {\n"
" return Factorial<DiagonalDegree>::value;\n"
"}\n"
"int main () {\n"
" return diagonalGroupTest<4>();\n"
"}";
const char exp[] = "struct Factorial < 0 > { enum FacHelper { value = 1 } ; } ; "
"int main ( ) { return diagonalGroupTest < 4 > ( ) ; } "
"int diagonalGroupTest < 4 > ( ) { return Factorial < 4 > :: value ; } "
"struct Factorial < 4 > { enum FacHelper { value = 4 * Factorial < 3 > :: value } ; } ; "
"struct Factorial < 3 > { enum FacHelper { value = 3 * Factorial < 2 > :: value } ; } ; "
"struct Factorial < 2 > { enum FacHelper { value = 2 * Factorial < 1 > :: value } ; } ; "
"struct Factorial < 1 > { enum FacHelper { value = Factorial < 0 > :: value } ; } ;";
ASSERT_EQUALS(exp, tok(code));
}
void template_enum() {
const char code1[] = "template <class T>\n"
"struct Unconst {\n"