* Marc Poulhiès: > From: Ronan Desplanques <[email protected]> > > On some platforms, Long_Long_Float'Size (and Long_Long_Float'Stream_Size) > is 128 but only 80 bits are effectively used. This pack makes it so > 'Write in this case write zeros for the padding bits instead of > unspecified values. > > gcc/ada/ChangeLog: > > * gen_il-fields.ads (Is_IEEE_Extended_Precision): New flag. > * gen_il-gen-gen_entities.adb: Likewise. > * gen_il-internals.adb (Image): Likewise. > * treepr.adb (Image): Likewise. > * einfo.ads: Document new flag. > * cstand.adb (Copy_Float_Type, Register_Float_Type): Use new flag. > * libgnat/s-stratt.ads (W_80IEEE): New procedure. > * libgnat/s-stratt.adb (W_80IEEE): Likewise. > * exp_strm.adb (Get_Primitives): Select new procedure when > appropriate. > * rtsfind.ads: Register new runtime procedure. > * sem_ch3.adb (Build_Derived_Numeric_Type, > Analyze_Subtype_Declaration): Propagate new flag. > > Tested on x86_64-pc-linux-gnu, committed on master.
Isn't this a security vulnerability (information disclosure)?
