https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69164
Bug ID: 69164
Summary: [6 Regression] ICE in create_tmp_var, at
gimple-expr.c:468
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at gcc dot gnu.org
Target Milestone: ---
trunk r232077, i686-linux-gnu, works with -O0
reduced test case:
class A {
public:
class B {
friend A;
B() {}
bool : 1;
};
B m_fn1() {
B r;
return r;
}
};
class C {
public:
class D {
public:
D(C *p1) : m_label(p1->m_assembler.m_fn1()) {}
A::B m_label;
};
A m_assembler;
};
enum YarrCharSize {};
class F : C {
D generateDotStarEnclosure_findEOLLoop = this;
public:
F(int, YarrCharSize) {}
};
YarrCharSize a;
int b;
void fn1() { F(b, a); }
$ g++ -c -march=i686 -g -O3 -std=gnu++11 -Wno-invalid-offsetof YarrJIT.ii
YarrJIT.ii: In constructor 'C::D::D(C*)':
YarrJIT.ii:33:23: internal compiler error: in analyze_access_subtree, at
tree-sra.c:2340
void fn1() { F(b, a); }
^
0x876134e analyze_access_subtree
../../src/gcc/tree-sra.c:2339
0x87610c7 analyze_access_subtree
../../src/gcc/tree-sra.c:2312
0x87669dd analyze_access_trees
../../src/gcc/tree-sra.c:2402
0x87669dd analyze_all_variable_accesses
../../src/gcc/tree-sra.c:2655
0x8766dad perform_intra_sra
../../src/gcc/tree-sra.c:3631
Please submit a full bug report,
with preprocessed source if appropriate.
