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| author | John Hodge <tpg@ucc.asn.au> | 2017-03-02 23:15:04 +0800 |
|---|---|---|
| committer | John Hodge <tpg@ucc.asn.au> | 2017-03-02 23:15:04 +0800 |
| commit | 0fadf8d1cebd6dfb1195245d46a0bde51bfbdb85 (patch) | |
| tree | cae9e797503096114ecb2ce66746d6f779deb5ef | |
| parent | e00565479fd031681f047225cac5a26cfa94ad5e (diff) | |
| download | mrust-0fadf8d1cebd6dfb1195245d46a0bde51bfbdb85.tar.gz | |
MIR Gen - Reset drop flags to defaults after use
| -rw-r--r-- | src/mir/mir_builder.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mir/mir_builder.cpp b/src/mir/mir_builder.cpp index aa42cbc1..e3c0096d 100644 --- a/src/mir/mir_builder.cpp +++ b/src/mir/mir_builder.cpp @@ -302,6 +302,12 @@ void MirBuilder::push_stmt_drop(const Span& sp, ::MIR::LValue val, unsigned int auto stmt = ::MIR::Statement::make_Drop({ ::MIR::eDropKind::DEEP, mv$(val), flag }); m_output.blocks.at(m_current_block).statements.push_back( mv$(stmt) ); + + if( flag != ~0u ) + { + // Reset flag value back to default. + push_stmt_set_dropflag_val(sp, flag, m_output.drop_flags.at(flag)); + } } void MirBuilder::push_stmt_drop_shallow(const Span& sp, ::MIR::LValue val, unsigned int flag/*=~0u*/) { @@ -312,6 +318,12 @@ void MirBuilder::push_stmt_drop_shallow(const Span& sp, ::MIR::LValue val, unsig DEBUG("DROP shallow " << val); m_output.blocks.at(m_current_block).statements.push_back( ::MIR::Statement::make_Drop({ ::MIR::eDropKind::SHALLOW, mv$(val), flag }) ); + + if( flag != ~0u ) + { + // Reset flag value back to default. + push_stmt_set_dropflag_val(sp, flag, m_output.drop_flags.at(flag)); + } } void MirBuilder::push_stmt_asm(const Span& sp, ::MIR::Statement::Data_Asm data) { |