https://llvm.org/bugs/show_bug.cgi?id=24130
Bug ID: 24130
Summary: missing comdat at -O1
Product: new-bugs
Version: unspecified
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected]
Classification: Unclassified
Given
struct A {
virtual ~A();
};
struct B {
virtual void foo();
};
struct C : public A, public B {
void foo() {}
};
struct D : public C {
~D();
};
D::~D() {}
We produce
define linkonce_odr void @_ZThn8_N1C3fooEv(%struct.C* %this) unnamed_addr #0
comdat align 2 {
at -O0 and
define linkonce_odr void @_ZThn8_N1C3fooEv(%struct.C* nocapture %this)
unnamed_addr #3 align 2 {
at -O1
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