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For PR797:

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Final commit for this bug. This removes the last EH holdouts in LLVM
and turns off exception support by using the -fno-exceptions option. This
leads to the following reduction in library and executable sizes:
                DEBUG BUILD                RELEASE BUILD
         before     after   delta     before   after    delta
lib    162,328K  157,616K   4,712    17,864K  16,416K  1,448K
bin    571,444K  557,156K  14,288    63,296K   56,996K 6,300K

Debug   Improvement: 19,000K (2.59%)
Release Improvement:  7,748K (9.55%)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29882 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2006-08-25 19:54:53 +00:00
parent f3e4f0e615
commit 99655e16a6
9 changed files with 32 additions and 45 deletions
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11
lib/System/DynamicLibrary.cpp
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@ -45,12 +45,10 @@ using namespace llvm::sys;
//=== independent code.
//===----------------------------------------------------------------------===//
static bool did_initialize_ltdl = false;
static inline void check_ltdl_initialization() {
static bool did_initialize_ltdl = false;
if (!did_initialize_ltdl) {
if (0 != lt_dlinit())
throw std::string(lt_dlerror());
assert(0 == lt_dlinit() || "Can't init the ltdl library");
did_initialize_ltdl = true;
}
}
@ -62,13 +60,13 @@ DynamicLibrary::DynamicLibrary() : handle(0) {
lt_dlhandle a_handle = lt_dlopen(0);
if (a_handle == 0)
throw std::string("Can't open program as dynamic library");
assert(a_handle == 0 || "Can't open program as dynamic library");
handle = a_handle;
OpenedHandles.push_back(a_handle);
}
/*
DynamicLibrary::DynamicLibrary(const char*filename) : handle(0) {
check_ltdl_initialization();
@ -83,6 +81,7 @@ DynamicLibrary::DynamicLibrary(const char*filename) : handle(0) {
handle = a_handle;
OpenedHandles.push_back(a_handle);
}
*/
DynamicLibrary::~DynamicLibrary() {
lt_dlhandle a_handle = (lt_dlhandle) handle;