1 // Test the automatic pruning of module cache entries. 2 #ifdef IMPORT_DEPENDS_ON_MODULE 3 @import DependsOnModule; 4 #else 5 @import Module; 6 #endif 7 8 // We need 'touch' and 'find' for this test to work. 9 // REQUIRES: shell 10 11 // Clear out the module cache 12 // RUN: rm -rf %t 13 // Run Clang twice so we end up creating the timestamp file (the second time). 14 // RUN: %clang_cc1 -DIMPORT_DEPENDS_ON_MODULE -fmodules-ignore-macro=DIMPORT_DEPENDS_ON_MODULE -fmodules -fimplicit-module-maps -F %S/Inputs -fmodules-cache-path=%t %s -verify 15 // RUN: %clang_cc1 -DIMPORT_DEPENDS_ON_MODULE -fmodules-ignore-macro=DIMPORT_DEPENDS_ON_MODULE -fmodules -fimplicit-module-maps -F %S/Inputs -fmodules-cache-path=%t %s -verify 16 // RUN: ls %t | grep modules.timestamp 17 // RUN: ls -R %t | grep ^Module.*pcm 18 // RUN: ls -R %t | grep DependsOnModule.*pcm 19 20 // Set the timestamp back more than two days. We should try to prune, 21 // but nothing gets pruned because the module files are new enough. 22 // RUN: touch -m -a -t 201101010000 %t/modules.timestamp 23 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -F %S/Inputs -fmodules-cache-path=%t -fmodules -fmodules-prune-interval=172800 -fmodules-prune-after=345600 %s -verify 24 // RUN: ls %t | grep modules.timestamp 25 // RUN: ls -R %t | grep ^Module.*pcm 26 // RUN: ls -R %t | grep DependsOnModule.*pcm 27 28 // Set the DependsOnModule access time back more than four days. 29 // This shouldn't prune anything, because the timestamp has been updated, so 30 // the pruning mechanism won't fire. 31 // RUN: find %t -name DependsOnModule*.pcm | xargs touch -a -t 201101010000 32 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -F %S/Inputs -fmodules-cache-path=%t -fmodules -fmodules-prune-interval=172800 -fmodules-prune-after=345600 %s -verify 33 // RUN: ls %t | grep modules.timestamp 34 // RUN: ls -R %t | grep ^Module.*pcm 35 // RUN: ls -R %t | grep DependsOnModule.*pcm 36 37 // Set both timestamp and DependsOnModule.pcm back beyond the cutoff. 38 // This should trigger pruning, which will remove DependsOnModule but not Module. 39 // RUN: touch -m -a -t 201101010000 %t/modules.timestamp 40 // RUN: find %t -name DependsOnModule*.pcm | xargs touch -a -t 201101010000 41 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -F %S/Inputs -fmodules-cache-path=%t -fmodules -fmodules-prune-interval=172800 -fmodules-prune-after=345600 %s -verify 42 // RUN: ls %t | grep modules.timestamp 43 // RUN: ls -R %t | grep ^Module.*pcm 44 // RUN: ls -R %t | not grep DependsOnModule.*pcm 45 46 // expected-no-diagnostics 47
