1a154e082c
Summary: The basic constraint solver was dropped in rL162384, leaving the range constraint solver as the default and only constraint solver. Explicitly specifying it is unnecessary, and makes it difficult to test with other solver backends. Reviewers: zaks.anna, dcoughlin Subscribers: cfe-commits Differential Revision: https://reviews.llvm.org/D26694 llvm-svn: 288372
18 lines
485 B
C
18 lines
485 B
C
// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-store=region -verify -Wno-unreachable-code -ffreestanding %s
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#include <stdint.h>
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void f1(int * p) {
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// This branch should be infeasible
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// because __imag__ p is 0.
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if (!p && __imag__ (intptr_t) p)
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*p = 1; // no-warning
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// If p != 0 then this branch is feasible; otherwise it is not.
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if (__real__ (intptr_t) p)
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*p = 1; // no-warning
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*p = 2; // expected-warning{{Dereference of null pointer}}
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}
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