diff options
Diffstat (limited to 'clang/test/Analysis/dead-stores.c')
| -rw-r--r-- | clang/test/Analysis/dead-stores.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/clang/test/Analysis/dead-stores.c b/clang/test/Analysis/dead-stores.c index a0021744205..9a266c93793 100644 --- a/clang/test/Analysis/dead-stores.c +++ b/clang/test/Analysis/dead-stores.c @@ -1,8 +1,8 @@ -// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code %s -// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code %s -// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code %s -// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code %s -// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code %s +// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s +// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s +// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s +// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s +// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s void f1() { int k, y; @@ -377,7 +377,7 @@ void f24_A(int y) { // FIXME: One day this should be reported as dead since 'z = x + y' is dead. int x = (y > 2); // no-warning ^ { - int z = x + y; // FIXME: Eventually this should be reported as a dead store. + int z = x + y; // expected-warning{{Value stored to 'z' during its initialization is never read}} }(); } @@ -429,3 +429,17 @@ int f25_b(int y) { return z; } +int f26_nestedblocks() { + int z; + z = 1; + __block int y = 0; + ^{ + int k; + k = 1; // expected-warning{{Value stored to 'k' is never read}} + ^{ + y = z + 1; + }(); + }(); + return y; +} + |
